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rtase: Implement ethtool function

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Implement the ethtool function to support users to obtain network card
information, including obtaining various device settings, Report whether
physical link is up, Report pause parameters, Set pause parameters,
Return extended statistics about the device.

Signed-off-by: Justin Lai <justinlai0215@realtek.com>
Link: https://patch.msgid.link/20240904032114.247117-11-justinlai0215@realtek.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Justin Lai 2024-09-04 11:21:11 +08:00 • committed by Jakub Kicinski
parent a25a0b070c
commit dd7f17c40f
1 changed files with 74 additions and 0 deletions
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74
drivers/net/ethernet/realtek/rtase/rtase_main.c
View file

@ -1710,9 +1710,83 @@ static void rtase_get_mac_address(struct net_device *dev)
rtase_rar_set(tp, dev->dev_addr);
}
static int rtase_get_settings(struct net_device *dev,
struct ethtool_link_ksettings *cmd)
{
u32 supported = SUPPORTED_MII | SUPPORTED_Pause | SUPPORTED_Asym_Pause;
ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
supported);
cmd->base.speed = SPEED_5000;
cmd->base.duplex = DUPLEX_FULL;
cmd->base.port = PORT_MII;
cmd->base.autoneg = AUTONEG_DISABLE;
return 0;
}
static void rtase_get_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *pause)
{
const struct rtase_private *tp = netdev_priv(dev);
u16 value = rtase_r16(tp, RTASE_CPLUS_CMD);
pause->autoneg = AUTONEG_DISABLE;
pause->tx_pause = !!(value & RTASE_FORCE_TXFLOW_EN);
pause->rx_pause = !!(value & RTASE_FORCE_RXFLOW_EN);
}
static int rtase_set_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *pause)
{
const struct rtase_private *tp = netdev_priv(dev);
u16 value = rtase_r16(tp, RTASE_CPLUS_CMD);
if (pause->autoneg)
return -EOPNOTSUPP;
value &= ~(RTASE_FORCE_TXFLOW_EN | RTASE_FORCE_RXFLOW_EN);
if (pause->tx_pause)
value |= RTASE_FORCE_TXFLOW_EN;
if (pause->rx_pause)
value |= RTASE_FORCE_RXFLOW_EN;
rtase_w16(tp, RTASE_CPLUS_CMD, value);
return 0;
}
static void rtase_get_eth_mac_stats(struct net_device *dev,
struct ethtool_eth_mac_stats *stats)
{
struct rtase_private *tp = netdev_priv(dev);
const struct rtase_counters *counters;
counters = tp->tally_vaddr;
rtase_dump_tally_counter(tp);
stats->FramesTransmittedOK = le64_to_cpu(counters->tx_packets);
stats->FramesReceivedOK = le64_to_cpu(counters->rx_packets);
stats->FramesLostDueToIntMACXmitError =
le64_to_cpu(counters->tx_errors);
stats->BroadcastFramesReceivedOK = le64_to_cpu(counters->rx_broadcast);
}
static const struct ethtool_ops rtase_ethtool_ops = {
.get_link = ethtool_op_get_link,
.get_link_ksettings = rtase_get_settings,
.get_pauseparam = rtase_get_pauseparam,
.set_pauseparam = rtase_set_pauseparam,
.get_eth_mac_stats = rtase_get_eth_mac_stats,
.get_ts_info = ethtool_op_get_ts_info,
};
static void rtase_init_netdev_ops(struct net_device *dev)
{
dev->netdev_ops = &rtase_netdev_ops;
dev->ethtool_ops = &rtase_ethtool_ops;
}
static void rtase_reset_interrupt(struct pci_dev *pdev,